"I saw the Prophet (ﷺ) placing Al-Hasan bin 'Ali upon his shoulder while saying: 'O Allah, I love him, so love him.'"
Jami` at-Tirmidhi Book 49, Hadith 182
← Previous Hadith that the Prophet (ﷺ) saw Hasan and Husain, so he said: "O Allah, I love them, so love them."

Jami` at-Tirmidhi Book 49, Hadith 181 Next Hadith → that the Messenger of Allah (ﷺ) was carrying Al-Hasan bin 'Ali upon his shoulder, so a man said: "What an excellent mount you are riding, O child." So the Prophet (ﷺ) said: "And what an excellent rider he is."

Jami` at-Tirmidhi Book 49, Hadith 183